<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- 引入样式 -->
    <link rel="stylesheet" href="../../plugins/element-ui/index.css"/>
    <link rel="stylesheet" href="../../styles/common.css"/>
    <link rel="stylesheet" href="../../styles/page.css"/>
</head>
<body>
<div class="dashboard-container" id="orderfood-app">
    <div class="container">
        <div class="tableBar">
            <el-input
                    v-model="input"
                    placeholder="请输入菜品名称"
                    style="width: 250px"
                    clearable
                    @keyup.enter.native="handleQuery"
            >
                <i
                        slot="prefix"
                        class="el-input__icon el-icon-search"
                        style="cursor: pointer"
                        @click="init"
                ></i>
            </el-input>
            <el-button
                    type="primary"
                    @click="shoppingcar()"
            >
                +购物车
            </el-button>
        </div>
        <el-table
                :data="tableData"
                stripe
                class="tableBox"
                @selection-change="handleSelectionChange"
        >
            <el-table-column
                    type="selection"
                    width="25"
            ></el-table-column>
            <el-table-column
                    prop="name"
                    label="菜品名称"
            ></el-table-column>
            <el-table-column prop="image" label="图片" align="center">
                <template slot-scope="{ row }">
                    <el-image style="width: auto; height: 40px; border:none;cursor: pointer;"
                              :src="getImage(row.image)"
                              :preview-src-list="[ `/common/download?name=${row.image}` ]">
                        <div slot="error" class="image-slot">
                            <img src="./../../images/noImg.png" style="width: auto; height: 40px; border:none;">
                        </div>
                    </el-image>
                </template>
            </el-table-column>
            <el-table-column
                    prop="categoryName"
                    label="菜品分类"
            ></el-table-column>
            <el-table-column label="售价">
                <template slot-scope="scope">
                    <span style="margin-right: 10px;">￥{{ scope.row.price }}</span>
                </template>
            </el-table-column>
            <el-table-column label="售卖状态">
                <template slot-scope="scope">
                    <span style="margin-right: 10px;">{{ scope.row.status == '0' ? '停售' : '启售' }}</span>
                </template>
            </el-table-column>
            <el-table-column
                    label="操作"
                    width="160"
                    align="center"
            >
                <template  slot-scope="scope">
                    <el-button v-if="scope.row.status=='1'"
                            type="text"
                            size="small"
                            class="blueBug"
                            @click="ordered(scope.row)"
                    >
                        {{ scope.row.orderStatus == '0' ? '点餐' : '取消点餐' }}
                    </el-button>
                </template>
            </el-table-column>
        </el-table>
        <el-pagination
                class="pageList"
                :page-sizes="[10, 20, 30, 40]"
                :page-size="pageSize"
                layout="total, sizes, prev, pager, next, jumper"
                :total="counts"
                @size-change="handleSizeChange"
                :current-page.sync="page"
                @current-change="handleCurrentChange"
        ></el-pagination>
    </div>

    <el-dialog
            title="购物车"
            :visible.sync="dialogVisible"
            width="60%"
            :before-close="handleClose"
    >
        <el-table :data="shoppingCar">
            <el-table-column prop="name" label="菜品名称"></el-table-column>
            <el-table-column prop="image" label="图片" align="center">
                <template slot-scope="{ row }">
                    <el-image style="width: auto; height: 40px; border:none;cursor: pointer;"
                              :src="getImage(row.image)"
                              :preview-src-list="[ `/common/download?name=${row.image}` ]">
                        <div slot="error" class="image-slot">
                            <img src="./../../images/noImg.png" style="width: auto; height: 40px; border:none;">
                        </div>
                    </el-image>
                </template>
            </el-table-column>
            <el-table-column prop="number" label="数量"></el-table-column>
            <el-table-column label="售价">
                <template slot-scope="scope">
                    <span style="margin-right: 10px;">￥{{ scope.row.price }}</span>
                </template>
            </el-table-column>
            </el-table-column>
            <el-table-column
                    label="操作"
                    width="160"
                    align="center"
            >
                <template slot-scope="scope">
                    <el-button
                            type="text"
                            size="small"
                            class="blueBug"
                            @click="ordered(scope.row)"
                    >
                       取消点餐
                    </el-button>
                </template>
            </el-table-column>
        </el-table>
        <span
                slot="footer"
                class="dialog-footer"
        >
        <el-button
                size="medium"
                @click="dialogVisible = false"
        >取 消</el-button>
            <el-button
                    size="medium"
            >预计支付:{{sum}}</el-button>
        <el-button
                type="primary"
                size="medium"
                @click="payment()"
        >确定支付</el-button>
      </span>
    </el-dialog>
</div>
<!-- 开发环境版本，包含了有帮助的命令行警告 -->
<script src="../../plugins/vue/vue.js"></script>
<!-- 引入组件库 -->
<script src="../../plugins/element-ui/index.js"></script>
<!-- 引入axios -->
<script src="../../plugins/axios/axios.min.js"></script>
<script src="../../js/request.js"></script>
<script src="../../api/food.js"></script>
<script>
    new Vue({
        el: '#orderfood-app',
        data() {
            return {
                input: '',
                counts: 0,
                page: 1,
                pageSize: 10,
                tableData: [],
                dishState: '',
                orderState: '',
                checkList: [],
                //点餐的id
                orderIds: [0,],
                //购物车页面
                dialogVisible: false,
                medium: '',
                //点餐的数据
                shoppingCar: [],
                //支付金额
                sum: 0
            }
        },
        computed: {},
        created() {
            this.init()
        },
        mounted() {
        },
        methods: {
            async init() {
                const params = {
                    page: this.page,
                    pageSize: this.pageSize,
                    name: this.input ? this.input : undefined
                }
                await getDishPage(params).then(res => {
                    if (String(res.code) === '1') {
                        this.tableData = res.data.records || []
                        this.counts = res.data.total
                    }
                }).catch(err => {
                    this.$message.error('请求出错了：' + err)
                })
            },
            getImage(image) {
                return `/common/download?name=${image}`
            },
            handleQuery() {
                this.page = 1;
                this.init();
            },

            //购物车
            shoppingcar() {
                this.dialogVisible = true
                dishByIds(this.orderIds.join(',')).then(res => {
                    if (res.code === 1) {
                        this.shoppingCar = res.data
                    } else {
                        this.$message.error(res.msg || '操作失败')
                    }
                })
            },
            // 关闭弹窗
            handleClose() {
                this.dialogVisible = false
            },
            //支付
            payment() {
               this.$confirm('确认支付?', '提示', {
                    'confirmButtonText': '确定',
                    'cancelButtonText': '取消',
                    'type': 'warning'
                }).then(() => {
                    if(this.sum>0){
                    orderPayment(this.orderIds.join(',')).then(res => {
                        if (res.code === 1) {
                            this.$message.success('支付成功！')
                            this.dialogVisible = false
                            this.handleQuery()
                        } else {
                            this.$message.error(res.msg || '支付失败')
                        }
                    })
                    }else {
                        this.$message.error("亲，先别急支付，还没有点餐哟~")
                    }
               })
            },
            //点餐
            ordered(row) {
                let params = {}
                params.id = row.id
                params.orderStatus = row.orderStatus ? '0' : '1'
                this.orderState = params
                dishStatusByOrderStatus(this.orderState).then(res => {
                    if (res.code === 1) {
                        if (res.data == "1") {
                            this.orderIds.splice(this.orderIds.indexOf(row.id),1);
                            //金额
                            this.sum=this.sum-row.price
                            this.$message.success("已取消点餐" + this.orderIds.length)
                        } else {
                            this.orderIds.push(row.id);
                            this.sum=this.sum+row.price
                            this.$message.success("点餐成功" + this.orderIds.length)
                        }

                        dishByIds(this.orderIds.join(',')).then(res => {
                            if (res.code === 1) {
                                this.shoppingCar = res.data
                            } else {
                                this.$message.error(res.msg || '操作失败')
                            }
                        })
                        this.handleQuery()
                    } else {
                        this.$message.error(res.msg || '操作失败')
                    }
                })
            },
            //状态更改
            statusHandle(row) {
                let params = {}
                if (typeof row === 'string') {
                    if (this.checkList.length === 0) {
                        this.$message.error('批量操作，请先勾选操作菜品！')
                        return false
                    }
                    params.id = this.checkList.join(',')
                    params.status = row
                } else {
                    params.id = row.id
                    params.status = row.status ? '0' : '1'
                }
                this.dishState = params
                this.$confirm('确认更改该菜品状态?', '提示', {
                    'confirmButtonText': '确定',
                    'cancelButtonText': '取消',
                    'type': 'warning'
                }).then(() => {
                    // 起售停售---批量起售停售接口
                    dishStatusByStatus(this.dishState).then(res => {
                        if (res.data.code === 1) {
                            this.$message.success('菜品状态已经更改成功！')
                            this.handleQuery()
                        } else {
                            this.$message.error(res.msg || '操作失败')
                        }
                    }).catch(err => {
                        this.$message.error('请求出错了：' + err)
                    })
                })
            },

            // 全部操作
            handleSelectionChange(val) {
                let checkArr = []
                val.forEach((n) => {
                    checkArr.push(n.id)
                })
                this.checkList = checkArr
            },
            handleSizeChange(val) {
                this.pageSize = val
                this.init()
            },
            handleCurrentChange(val) {
                this.page = val
                this.init()
            }
        }
    })
</script>
</body>
</html>